| Month | NOAA Normals (in) | PRISM Normals (in) | Diff (in) |
|---|---|---|---|
| Jan | 1.75 | 1.79 | -0.04 |
| Feb | 1.97 | 1.91 | 0.06 |
| Mar | 2.69 | 2.73 | -0.04 |
| Apr | 2.34 | 2.24 | 0.10 |
| May | 4.15 | 4.01 | 0.14 |
| Jun | 3.16 | 2.97 | 0.19 |
| Jul | 2.03 | 1.97 | 0.06 |
| Aug | 2.15 | 1.96 | 0.19 |
| Sep | 3.00 | 2.99 | 0.01 |
| Oct | 3.37 | 3.33 | 0.04 |
| Nov | 2.48 | 2.48 | 0.00 |
| Dec | 2.07 | 2.04 | 0.03 |
31.16 | 30.42 | 0.74 |